Pineapple (scientific name: Ananas comosus) is one of tropical fruits. In area of fujian and Taiwan, it is called wangli or wang-lai, and the new horse area is called the yellow pear, and the mainland and Hong Kong are called pineapples. There are over 70 varieties, one of the four famous fruits of lingnan.
The pineapples are native to the amazon river basin in Brazil and Paraguay in South America and introduced to China from Brazil in the 16th century. It is now spread throughout the tropics. Edible part of its main increase by fleshy rachis, spirally arranged in the peripheral of flowers, flowers usually is not strong, persistent perianth lobes into cavity, the cavity inside the atrophy of stamens and style. The fibers of the leaves are very strong, for the fabric, the rope, the net and the paper.
Pineapples are of good quality and rich in nutrition. They contain a lot of fructose, glucose, vitamin B, C, phosphorus, citric acid and protease. Every 100 grams of pineapple contained 87.1 g of water, protein 0.5 grams, 0.1 grams fat, fiber 1.2 grams, 0.1 mg niacin, potassium 126 mg, 1.2 mg of sodium, zinc 0.08 mg, 8.5 grams carbohydrates, 20 mg calcium, phosphorus 6 mg, 0.2 mg of iron, carotene 0.08 mg, 0.03 mg thiamine, riboflavin, 0.02 mg vitamin C8 ~ 30 mg, ash 0.3 grams, the other contains a variety of organic acids and bromelain, etc.